Diffusion absorption refrigeration apparatus and refrigeration method
US-11674720-B2 · Jun 13, 2023 · US
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with inert gas ({F25B15/004, F25B15/006, F25B15/008}, F25B15/12, F25B15/14, F25B15/16 take precedence)
with inert gas ({F25B15/004, F25B15/006, F25B15/008}, F25B15/12, F25B15/14, F25B15/16 take precedence) · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F25B15/10 |
| Official title | with inert gas ({F25B15/004, F25B15/006, F25B15/008}, F25B15/12, F25B15/14, F25B15/16 take precedence) |
| Display label | with inert gas ({F25B15/004, F25B15/006, F25B15/008}, F25B15/12, F25B15/14, F25B15/16 take precedence) |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 3 |
| 2020 | 3 |
| 2021 | 1 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Absorption-based system for automotive waste heat recovery
US-10996000-B2 · May 4, 2021 · US
Diffusion absorption refrigeration apparatus and refrigeration method
US-2020340715-A1 · Oct 29, 2020 · US
Leakage Sensor, Heating Unit, Absorption Cooling Device, Vehicle Including the Absorption Cooling Device and Method for Operating the Same
US-2020338958-A1 · Oct 29, 2020 · US
Sorption-based subcooler
US-2020318866-A1 · Oct 8, 2020 · US
Apparatus with diffusion-absorption cycle
US-9763358-B2 · Sep 12, 2017 · US
Refrigeration system with absorption cooling
US-9709302-B2 · Jul 18, 2017 · US
Absorption-based system for automotive waste heat recovery
US-2017120725-A1 · May 4, 2017 · US
Apparatus
US-2016157382-A1 · Jun 2, 2016 · US
Tilt monitor and stress controller for absorption type refrigerator
US-9228773-B2 · Jan 5, 2016 · US
Refrigeration system with absorption cooling
US-2015345835-A1 · Dec 3, 2015 · US
Apparatus and method for cooling electric components
US-2015033772-A1 · Feb 5, 2015 · US